In order to enhance transmittance in the long-wavelength infrared range, the major parameters of periodic sub-wavelength structures (SWS) with square holes on z
A technique of fiat crystal x-ray spectrometer for quantitative spectral measurement is described.For the flat crystal spectrograph geometry, the quantitative r
A general expression for the scalar susceptibility in QED3 is given.We adopt the Dyson-Schwinger equation for the fermion propagator to solve Xc within a range